FZUS72 KJAX 222121 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 521 PM EDT Sat Aug 22 2026 AMZ452-454-222200- 521 PM EDT Sat Aug 22 2026 ...A STRONG THUNDERSTORM APPROACHING THE WATERS... The areas affected include... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... At 520 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located over Saint Augustine Beach, or near Saint Augustine, moving northeast at 5 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 2997 8134 2990 8114 2983 8125 2981 8135 2982 8135 2983 8136 $$ KB